COLUMBIA BANKING SYSTEM, INC.·4

Mar 2, 9:03 PM ET

Merrywell Christopher 4

4 · COLUMBIA BANKING SYSTEM, INC. · Filed Mar 2, 2026

Research Summary

AI-generated summary of this filing

Updated

Columbia Banking (COLB) SVP Christopher Merrywell Disposes 3,230 Shares for Taxes

What Happened
Christopher Merrywell, Senior Executive Vice President of Columbia Banking System, disposed of 3,230 shares on March 1, 2026. The shares were reported at $28.45 each, for a total value of approximately $91,894. The transaction is reported under code F, indicating the shares were used to pay an exercise price or satisfy tax withholding obligations (a sell-to-cover/withholding), not an open-market investment decision.

Key Details

  • Transaction date: 2026-03-01; Reporting date (Form 4 filed): 2026-03-02 (timely filing).
  • Price and amount: 3,230 shares at $28.45 per share — total ≈ $91,894.
  • Transaction code: F — payment of exercise price or tax liability (shares disposed/withheld to cover taxes).
  • Shares owned after transaction: not specified in the information provided in this summary.
  • Filing timeliness: Filed the next day; no late filing flag indicated.

Context
When insiders exercise options or receive stock awards, companies commonly withhold or sell a portion of shares to cover taxes. These dispositions are routine administrative actions and do not necessarily signal the insider’s view of the company’s prospects. This filing documents a tax-related disposition rather than an open-market sale or purchase.

Insider Transaction Report

Form 4
Period: 2026-03-01
Merrywell Christopher
Senior Executive VP
Transactions
  • Tax Payment

    Common Stock

    2026-03-01$28.45/sh3,230$91,89441,027 total
Signature
/s/ Andrea M. Newburn, Attorney-in-fact|2026-03-02

Documents

1 file
  • 4
    wk-form4_1772503404.xmlPrimary

    FORM 4